Phylloceratid
叶菊石类
🗣️ 情景例句
Not a lot.
没什么重要的事啦。
I'm going to take four boxes.
我要拿四盒。
We should learn the value of money and learn how many hours' work has to be done before we can buy something.
我们应该认识到钱的价值，知道要干多少小时的活，我们才能买某件物品。